Categories: Malware

VirTool:Win32/Vtub.FH (file analysis)

The VirTool:Win32/Vtub.FH is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What VirTool:Win32/Vtub.FH virus can do?

  • Executable code extraction
  • Creates RWX memory
  • Possible date expiration check, exits too soon after checking local time
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • Uses Windows utilities for basic functionality
  • A process attempted to delay the analysis task by a long amount of time.
  • Mimics the file times of a Windows system file
  • Anomalous binary characteristics
  • Uses suspicious command line tools or Windows utilities

How to determine VirTool:Win32/Vtub.FH?


File Info:

crc32: 28ECADB3md5: c202dbbcc0480081ca83713407d7af2cname: C202DBBCC0480081CA83713407D7AF2C.mlwsha1: 34a9b1c240a079b65adc60ac240c5eed8ce6972bsha256: 8c28d0d9c5402b4264ea8331c795420db63134885e460e5eaad055a53296840esha512: 694d0c875f41d9d72ce8af24174eaf48ad9ed92e9ec969a89d14f103d2b345c57cf5b7c9d5cf36a73ab9c66c450883f1e2c2ec2019d7bd026dae1c1707fd5b46ssdeep: 12288:4pF3l7YPUHTGe9jU17SGmwbJGI3MWH/0+VP:4p/7YPCTGCjUJHPkVy/0+Ntype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

Translation: 0x0409 0x04b0ProductVersion: 1.00InternalName: SexFileVersion: 1.00OriginalFilename: Sex.dllProductName: Sex

VirTool:Win32/Vtub.FH also known as:

Bkav W32.AIDetect.malware2
Elastic malicious (high confidence)
DrWeb BackDoor.IRC.Unkbot.225
Cynet Malicious (score: 100)
CMC Generic.Win32.c202dbbcc0!MD
ALYac Gen:Backdoor.Heur.Bifrose.Dm3@cGmT5Dai
Cylance Unsafe
Zillya Dropper.VB.Win32.69499
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_100% (W)
Alibaba VirTool:Win32/Binder.b2fca7f8
Cybereason malicious.cc0480
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of Win32/TrojanDropper.VB.NMR
APEX Malicious
Avast Win32:Malware-gen
ClamAV Win.Dropper.Binder-9802781-0
Kaspersky Constructor.Win32.Binder.w
BitDefender Gen:Backdoor.Heur.Bifrose.Dm3@cGmT5Dai
NANO-Antivirus Riskware.Win32.Binder.fpkigh
MicroWorld-eScan Gen:Backdoor.Heur.Bifrose.Dm3@cGmT5Dai
Tencent Malware.Win32.Gencirc.116ae0ff
Ad-Aware Gen:Backdoor.Heur.Bifrose.Dm3@cGmT5Dai
Sophos Mal/Generic-S
Comodo TrojWare.Win32.Trojan.Generic.4429140@1us0ni
BitDefenderTheta Gen:NN.ZevbaF.34608.Dm3@aGmT5Dai
VIPRE Trojan.Win32.Generic.pak!cobra
McAfee-GW-Edition BehavesLike.Win32.VirRansom.gc
FireEye Generic.mg.c202dbbcc0480081
Emsisoft Gen:Backdoor.Heur.Bifrose.Dm3@cGmT5Dai (B)
SentinelOne Static AI – Malicious PE
Avira TR/Crypt.XPACK.Gen
eGambit Generic.Dropper
Microsoft VirTool:Win32/Vtub.FH
Arcabit Gen:Backdoor.Heur.Bifrose.E9C50F
GData Gen:Backdoor.Heur.Bifrose.Dm3@cGmT5Dai
TACHYON Constructor/W32.VB-Binder.488559
McAfee Artemis!C202DBBCC048
MAX malware (ai score=100)
VBA32 BScope.TrojanDropper.VB
Panda Generic Malware
Rising Dropper.VB!8.B2E (CLOUD)
Yandex Trojan.GenAsa!ybtcid1bGZ0
Ikarus Trojan.Win32.VB
MaxSecure Trojan.Malware.866.susgen
Fortinet W32/Binder.W!kit
AVG Win32:Malware-gen
Paloalto generic.ml
Qihoo-360 Win32/HackTool.Binder.HykCTbIA

How to remove VirTool:Win32/Vtub.FH?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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